[llvm] r289327 - [X86][XOP] Add permil2ps buildvector combine test

[Simon Pilgrim via llvm-commits]

Author: rksimon
Date: Sat Dec 10 07:45:08 2016
New Revision: 289327

URL: http://llvm.org/viewvc/llvm-project?rev=289327&view=rev
Log:
[X86][XOP] Add permil2ps buildvector combine test

Modified:
    llvm/trunk/test/CodeGen/X86/vector-shuffle-combining-xop.ll

Modified: llvm/trunk/test/CodeGen/X86/vector-shuffle-combining-xop.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/vector-shuffle-combining-xop.ll?rev=289327&r1=289326&r2=289327&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/vector-shuffle-combining-xop.ll (original)
+++ llvm/trunk/test/CodeGen/X86/vector-shuffle-combining-xop.ll Sat Dec 10 07:45:08 2016
@@ -272,6 +272,29 @@ define <4 x i32> @combine_vpperm_10zz32B
   ret <4 x i32> %res3
 }
 
+define void @buildvector_v4f23_0404(float %a, float %b, <4 x float>* %ptr) {
+; X32-LABEL: buildvector_v4f23_0404:
+; X32:       # BB#0:
+; X32-NEXT:    movl {{[0-9]+}}(%esp), %eax
+; X32-NEXT:    vmovsd {{.*#+}} xmm0 = mem[0],zero
+; X32-NEXT:    vinsertps {{.*#+}} xmm0 = xmm0[0,1],mem[0],xmm0[3]
+; X32-NEXT:    vinsertps {{.*#+}} xmm0 = xmm0[0,1,2],mem[0]
+; X32-NEXT:    vmovaps %xmm0, (%eax)
+; X32-NEXT:    retl
+;
+; X64-LABEL: buildvector_v4f23_0404:
+; X64:       # BB#0:
+; X64-NEXT:    vpermil2ps {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[0],xmm1[0]
+; X64-NEXT:    vmovaps %xmm0, (%rdi)
+; X64-NEXT:    retq
+  %v0 = insertelement <4 x float> undef, float %a, i32 0
+  %v1 = insertelement <4 x float> %v0,   float %b, i32 1
+  %v2 = insertelement <4 x float> %v1,   float %a, i32 2
+  %v3 = insertelement <4 x float> %v2,   float %b, i32 3
+  store <4 x float> %v3, <4 x float>* %ptr
+  ret void
+}
+
 define <2 x double> @constant_fold_vpermil2pd() {
 ; X32-LABEL: constant_fold_vpermil2pd:
 ; X32:       # BB#0: